Subject: [mg114354] Re: How to evaluate the Laplacian of a function as a function?

From: dr DanW <dmaxwarren at gmail.com>

Date: Thu, 2 Dec 2010 05:37:44 -0500 (EST)

References: <id4sma$ci5$1@smc.vnet.net>

This is a pattern I use a lot for exactly the same problem. Try:
LaplacianOfFunc = Function[{Xx, Yy}, Evaluate[Laplacian[func[Xx,
Yy]]]]
Now you can use LaplacianOfFunc as a function in two variables, as in
Plot3D[LaplacianOfFunc[x, y], {x, 0, 6}, {y, 0, 6}]
Enjoy,
Daniel